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<div class="titlepage"><div><div><h5 class="title">
<a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___"></a><a name="group__rtree__functions_1gaa19a09e7b5f0a86a4b74ef2342de1d68"></a><a class="link" href="size_rtree______const___.html" title="size(rtree&lt;...&gt; const &amp;)">size(rtree&lt;...&gt;
          const &amp;)</a>
</h5></div></div></div>
<p>
            <a class="indexterm" name="idm88262"></a>
Get the number of values stored in the index.
          </p>
<h6>
<a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.h0"></a>
            <span class="phrase"><a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.description"></a></span><a class="link" href="size_rtree______const___.html#geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.description">Description</a>
          </h6>
<p>
            It calls <code class="literal"><a class="link" href="../boost__geometry__index__rtree/size__.html#classboost_1_1geometry_1_1index_1_1rtree_1a7a7bfa3ce751e0c357c36e1bb238c523">rtree::size()</a></code>.
          </p>
<h6>
<a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.h1"></a>
            <span class="phrase"><a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.synopsis"></a></span><a class="link" href="size_rtree______const___.html#geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.synopsis">Synopsis</a>
          </h6>
<pre class="programlisting"><code class="computeroutput"><span class="keyword">template</span><span class="special">&lt;</span></code><code class="computeroutput"><span class="keyword">typename</span> <span class="identifier">Value</span></code><code class="computeroutput"><span class="special">,</span></code>
         <code class="computeroutput"><span class="keyword">typename</span> <span class="identifier">Parameters</span></code><code class="computeroutput"><span class="special">,</span></code>
         <code class="computeroutput"><span class="keyword">typename</span> <span class="identifier">IndexableGetter</span></code><code class="computeroutput"><span class="special">,</span></code>
         <code class="computeroutput"><span class="keyword">typename</span> <span class="identifier">EqualTo</span></code><code class="computeroutput"><span class="special">,</span></code>
         <code class="computeroutput"><span class="keyword">typename</span> <span class="identifier">Allocator</span></code><code class="computeroutput"><span class="special">&gt;</span></code>
<code class="computeroutput"><span class="identifier">size_t</span></code> <code class="computeroutput"><span class="identifier">size</span></code><code class="computeroutput"><span class="special">(</span></code><code class="computeroutput"><span class="identifier">rtree</span><span class="special">&lt;</span> <span class="identifier">Value</span><span class="special">,</span> <span class="identifier">Parameters</span><span class="special">,</span> <span class="identifier">IndexableGetter</span><span class="special">,</span> <span class="identifier">EqualTo</span><span class="special">,</span> <span class="identifier">Allocator</span> <span class="special">&gt;</span> <span class="keyword">const</span> <span class="special">&amp;</span></code> <code class="computeroutput"><span class="identifier">tree</span></code><code class="computeroutput"><span class="special">)</span></code>
</pre>
<h6>
<a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.h2"></a>
            <span class="phrase"><a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.parameter_s_"></a></span><a class="link" href="size_rtree______const___.html#geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.parameter_s_">Parameter(s)</a>
          </h6>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
                    <p>
                      Type
                    </p>
                  </th>
<th>
                    <p>
                      Name
                    </p>
                  </th>
<th>
                    <p>
                      Description
                    </p>
                  </th>
</tr></thead>
<tbody><tr>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">rtree</span><span class="special">&lt;</span>
                      <span class="identifier">Value</span><span class="special">,</span>
                      <span class="identifier">Parameters</span><span class="special">,</span>
                      <span class="identifier">IndexableGetter</span><span class="special">,</span>
                      <span class="identifier">EqualTo</span><span class="special">,</span>
                      <span class="identifier">Allocator</span> <span class="special">&gt;</span>
                      <span class="keyword">const</span> <span class="special">&amp;</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      <code class="computeroutput"><span class="identifier">tree</span></code>
                    </p>
                  </td>
<td>
                    <p>
                      The spatial index.
                    </p>
                  </td>
</tr></tbody>
</table></div>
<h6>
<a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.h3"></a>
            <span class="phrase"><a name="geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.returns"></a></span><a class="link" href="size_rtree______const___.html#geometry.reference.spatial_indexes.group__rtree__functions.size_rtree______const___.returns">Returns</a>
          </h6>
<p>
            The number of values stored in the index.
          </p>
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